Rust, pitted
(→What causes pitted rust) |
(→What is pitted rust?) |
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| − | ==What | + | ==What causes pitted rust== |
| − | + | Rust pitting is caused by a localized lack of oxygen in metal. This causes an area to become anodic (it readily gives up electrons), contributing to the degradation of the metal into rust. | |
| + | Pitted rust can be more insidious than surface rust. While the pits may comprise only a small volume of a piece of metal, the widespread perforation can compromise the overall structure of the metal. | ||
==How to fix pitted rust== | ==How to fix pitted rust== | ||
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